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. 2021 Mar 3;9(3):212. doi: 10.3390/vaccines9030212

Table 2.

Knowledge and perception for pneumonia and vaccinations according to the willingness to accept pneumococcal vaccine in the elderly population.

Question N (%) Willingness to Accept Pneumococcal Vaccine p-Value
Yes No
Have you known about pneumonia <0.001
 No 2823 (18.7%) 2505 (18.2%) 318 (24.7%)
 Yes 12,243 (81.3%) 11,273 (81.8%) 970 (75.3%)
Pneumonia is a serious disease in older adults <0.001
 No 1885 (12.5%) 1664 (12.1%) 221 (17.2%)
 Yes 13,181 (87.5%) 12,114 (87.9%) 1067 (82.8%)
Pneumococcal vaccine is effective for preventing Streptococcus pneumoniae in elderly people <0.001
 No 9376 (62.2%) 8457 (61.4%) 919 (71.4%)
 Yes 5690 (37.8%) 5321 (38.6%) 369 (28.6%)
Streptococcus pneumoniae leads to pneumonia, sepsis, and meningitis 0.748
 No 9295 (61.7%) 8495 (61.7%) 800 (62.1%)
 Yes 5771 (38.3%) 5283 (38.3%) 488 (37.9%)
Older adults are susceptible to pneumonia 0.351
 No 9234 (61.3%) 8429 (61.2%) 805 (62.5%)
 Yes 5832 (38.7%) 5349 (38.8%) 483 (37.5%)
Would you worry about getting pneumonia <0.001
 No 5607 (37.2%) 4828 (35.0%) 779 (60.5%)
 Yes 9459 (62.8%) 8950 (65.0%) 509 (39.5%)
Have you known the local pneumococcal vaccination policy <0.001
 No 11,634 (77.2%) 10,546 (76.5%) 1088 (84.5%)
 Yes 3432 (22.8%) 3232 (23.5%) 200 (15.5%)
Have you ever received the seasonal influenza vaccine <0.001
 No 14,353 (95.3%) 13,086 (95.0%) 1267 (98.4%)
 Yes 713 (4.7%) 692 (5.0%) 21 (1.6%)
Have you received the pneumococcal vaccine in the past 5 years 0.007
 No 14,859 (98.6%) 13,578 (98.5%) 1281 (99.5%)
 Yes 207 (1.4%) 200 (1.5%) 7 (0.5%)